1. Proceedings of the 22nd SOFT;Svensson,2002
2. Vector Fields Ltd., 24 Bankside, Kidlington, Oxford OX5 1JE, UK
3. H.P.L. de Esch, R.S. Hemsworth, P. Massmann, Fusion Eng. Des., submitted for publication.
4. The drift source: A negative ion source module for direct current multiampere ion beams
5. 20th ISDEIV;Massmann,2002